2045304555 has 32 divisors (see below), whose sum is σ = 3902598144. Its totient is φ = 894343296.

The previous prime is 2045304539. The next prime is 2045304587. The reversal of 2045304555 is 5554035402.

It is not a de Polignac number, because 2045304555 - 2⁴ = 2045304539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 421044 + ... + 425873.

It is an arithmetic number, because the mean of its divisors is an integer number (121956192).

Almost surely, 2^2045304555 is an apocalyptic number.

2045304555 is a deficient number, since it is larger than the sum of its proper divisors (1857293589).

2045304555 is a wasteful number, since it uses less digits than its factorization.

2045304555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846955.

The product of its (nonzero) digits is 60000, while the sum is 33.

The square root of 2045304555 is about 45225.0434493987. The cubic root of 2045304555 is about 1269.3634677801.

Adding to 2045304555 its reverse (5554035402), we get a palindrome (7599339957).

The spelling of 2045304555 in words is "two billion, forty-five million, three hundred four thousand, five hundred fifty-five".